Dräger MQG 0020, Инструкция по эксплуатации

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Dräger X-am 5100 23
Use
3.6 Identifying Alarms
An alarm is displayed visually, audibly and through vibration in
a specific pattern.
3.6.1 Concentration pre-alarm A1
The pre-alarm A1 is not self-latching and is cancelled when the
concentration has dropped below the alarm threshold A1.

In the case of A1, there is a single intermittent audible tone and
alarm LED flash.

In the case of A2, there is a double intermittent audible tone and
alarm LED flash.
Acknowledging the pre-alarm:

Press the key. Only the audible alarm and the vibration alarm
are switched off.
3.6.2 Concentration main alarm A2
After leaving the area, if the concentration is less than the alarm
threshold:

Press the key. The alarm messages are switched off.
3.6.3 STEL / TWA exposure alarm

The STEL and TWA alarm cannot be acknowledged or cancelled.

Switch off the instrument. The values for the exposure evaluation
are deleted after the instrument is switched on again.
3.6.4 Battery pre-alarm
Acknowledging the pre-alarm:

Press the key. Only the audible alarm and the vibration alarm
are switched off.

The battery lasts for at least another 20 minutes after the first
battery pre-alarm.
The alarm is indicated by an intermittent alarm
message:
Display shows
» A1 « and measured value alternating:
WARNING
Danger to life! Leave the area immediately. A main alarm is
self-latching and cannot be acknowledged or cancelled.
The alarm is indicated by an intermittent alarm
message:
Display shows
» A2 « and measured value alternating:
OK
!
OK
WARNING
Leave the area immediately. After this alarm, the deployment
of personnel is subject to the relevant national regulations.
The alarm is indicated by an intermittent alarm
message:
Display shows
» A2 « and » « (STEL) or » « (TWA) and
measured value alternating:
The alarm is indicated by an intermittent alarm
message:
Flashing special symbol
» « on the right side of
the display:
!
OK